Home / 82,837.64-124,260.30-23,681.72

Finding the Fourth Proportional to 82,837.64, 124,260.30 and 23,681.72

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Solution

The fourth proportional to 82,837.64, 124,260.30 and 23,681.72 is: 35,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,837.64 : 124,260.30 = 23,681.72 : x
  2. Step 2: Convert to fraction form
    82,837.64/124,260.30 = 23,681.72/x
  3. Step 3: Cross multiply
    82,837.64x = 124,260.30 × 23,681.72
  4. Step 4: Simplify right side
    82,837.64x = 2,942,697,631.72
  5. Step 5: Solve for x
    x = 2,942,697,631.72/82,837.64
  6. Step 6: Final answer
    x = 35,523.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.